ITRON RB 4700 Serie Inbetriebnahmeanleitung Seite 36

SSV 8600
(for RB 4700 models with integrated SSV 8600)
Shut-off valve with lever reset (SSV 8600)
Thisdeviceconsistsofavalvebody1,apressure
switchusedtocomparethepressure2,acontrol
lever 3 and a stem-valve plug assembly 4 The
shut-offvalveistriggeredwhenthepressurevalue
tobecheckedinthecontrolchamber5increases
ordecreasesbeyondtheestablishedvalues,mov-
Item Description
1 Valvebody
2 Pressureswitch
3 Leverssystem
4 Stem-valveplugassembly
5 Motorisationchamber
6 Diaphragmassembly
7 Valveplugspring
8 Valveorifice
9 Screwingring
10 Screwingring
1 1 Resettinglever
12 Outletchamber
13 By-pass
36 36 36
ingfromitsbalancingpositionthediaphragmas-
sembly 6; as a consequence the control lever 3
triggers,releasingthestem-valveplugassembly4
Byeffectoftheforceofthespring7,theassembly
4comesimmediatelyintocontactwiththevalve8
cuttingautomaticallytheflowofthegas